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2) How did you determine how much hydrochlone lacid was needed to completely read with a measured amount of sodium bicarbona
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Answer #1

HCl + NaHCO3 \rightarrow NaCl + H2O + CO2

According to balanced reaction,

1 mole HCl is required to completely react with 1 mole NaHCO3

36.5 g HCl is required to react with 84 g NaHCO3.

Thus we can calculate the amount of HCl require to completely react with NaHCO3.

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